 <table style="width:100%;height:100%">
      <tr>
      <td  style="width:15%;height:100%">
      <!-- left -->
      </td>
        <td style="width:70%;height:100%">
       <!-- middle -->
      <table style="width:100%;align:center">
        <tr>
          <td id="header">
            <!-- header -->
           
          </td>
        </tr>
        
        <tr>
         <td id="body">
           <!-- body -->
           
            <table id="contentList" style="width:100%;align:center;">
              
            </table>
            <div class="page_nav" id="pages"></div>
         </td>
        </tr>
        <tr>
         <td id="bottom_page" align="center">
              
         </td>
      </tr>
      </table>
      </td>
        <td style="width:15%;height:100%">
      <!-- right -->
      </td>
      </tr>
      
</table>